Now that you mention the mirror box I recall checking for that when I
was trying to diagnose my own OM-1's premature firing problem. I
couldn't find any obvious problem there but that's where it should be
since the mirror up is really the final stage of the shutter release.
Chuck Norcutt
Moose wrote:
> Willie Wonka wrote:
>> ..Loaded with film, advanced the lever, heard a familiar click, composed,
>> depressed the button and nothing, the button wasnt moving at all. Then it
>> clicked what that familiar click was. It was the sound of the mirror moving
>> up and down. As soon as I advance the lever, the camera takes a picture.
>> What is it doing that? I havent depressed the shutter button yet...I went
>> through all the speeds and then moved around the film speed dial, then left
>> the mirror in up position, then tried using the timer in hope that my
>> situation might improve.
>> Nothing...
> If I recall correctly, this is sometimes caused by a lever or levers in
> the mirror mechanism just outside the mirror box. When you press the
> shutter release, it doesn't actually release the shutter directly. It
> releases the mirror-up mechanism, and the completion of that action
> releases the shutter. So if the latch that holds the mirror in the down
> position is worn or out of alignment, it is easily released at the wrong
> time. The movement in the linkage that is supposed to release it as the
> shutter is cocked can then set it off prematurely.
>> Do you know what the sad part is? I had this camera cla'd in 2003. It came
>> back with nonfunctioning light meter. Then I send it back...four times, can
>> you believe it?
> I can't believe that was with John or Clint? I've never heard of such a
> problem with either of them.
>> Four fucking times and light meter no workie. I have no more than fifty
>> pictures taken with it since then and now this...but I got a free focusing
>> screen for all my trouble...:)
>> Time to dust off the mint OM PC...
> If it had the same build quality, I might well prefer the OMPC to the
> OM-4 series. One of my favorite bodies.
>
> Good luck!
>
> Moose
>
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